<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>清柠学咖</title>
    <style type="text/css">
        * {
            margin: 0px;
            padding: 0px;

        }

        .all {
            height: 100%;
            width: 100%;
            /*绝对定位*/
            position: absolute;
        }

        .hearder {
            width: 100%;
            height: 150px;
            border: 1px solid darkgrey;
            box-shadow: 0px 0px 0px 8px darkgrey;
            background-color: whitesmoke;
            /*相对定位*/
            position: relative;
        }

        .hearder img {
            padding-top: 20px;
            padding-left: 20px;
            width: 50px;
            position: relative;
        }

        .info {
            position: relative;
            /*padding-left: 30px;*/
            /*padding-top: 30px;*/
            margin: 0 auto;
            font-family: 黑体;
            font-size: 20px;
            color: forestgreen;
            border-left: 3px solid gray;
        }

        .content {
            width: 100%;
            height: 400px;
            border: 1px solid green;
            background-color: antiquewhite;
            position: relative;
        }

        .body {
            width: 360px;
            height: 330px;
            background-color: darkgrey;
            position: relative;
            margin: 0 auto;
        }

        .login td:nth-child(1) {
            text-align: center;
        }

        .title {
            collapse: 2;
            margin-left: 300px;
        }

        .go {

        }


    </style>
</head>
<body>
<div class="all">
    <div class="hearder">
        <img src="web/j2.jpg">
        <div class="info">
            清柠学咖
        </div>
    </div>

    <div class="content">
        <div class="body">
            <form action="" method="post">
                <table class="login">
                    <tr>
                        <th class="title">清柠教育</th>
                    </tr>
                    <tr>
                        <td>用户名</td>
                        <td><input type="text"/></td>

                    </tr>

                    <tr>
                        <td>用户密码</td>
                        <td><input type="password"/></td>
                    </tr>
                    <tr>
                        <td>
                            验证码
                        </td>
                        <td><input type="text"/></td>

                    </tr>
                    <tr>
                        <td class="go"><input type="submit" value="登录"></td>
                        <td class="over"><input type="button" value="注册"></td>

                    </tr>

                </table>

            </form>


        </div>


    </div>
    <div class="footer">


    </div>

</div>
</body>
</html>